Page author: Don Knoke
Erigeron disparipilus
Snake River daisy, white cushion fleabane
WTU specimens
Other herbaria

Distribution: Near the Snake River from extreme southeast Washington to Owyhee County, Idaho

Habitat: Dry, rocky hillsides

Flowers: May - July

Origin: Native

Conservation Status: Sensitive in Washington (WANHP)

Description:
General:

Perennial from a tap-root, 3-12 cm. high, the stem covered with very unequal, spreading hairs.

Leaves:

Leaves nearly all in a basal cluster, finely stiff-hairy, linear or linear-oblanceolate, up to 4 cm. long and 2 mm. wide.

Flowers:

Heads solitary; involucres 5-7 mm. high, with spreading short hairs and often glandular as well; rays 30-60, white, pistillate, becoming pinkish, 5-10 mm. long and 1.5-2.3 mm. wide; disk flowers yellow; pappus of 15-25 capillary bristles.

Accepted Name:
Erigeron disparipilus Cronquist
Publication: Brittonia. 6: 194. 1947. 1947.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Erigeron disparipilus in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Erigeron disparipilus checklist entry.

E-Flora BC: Erigeron disparipilus atlas page.

CalPhotos: Erigeron disparipilus photos.

USDA Plants: Erigeron disparipilus information.

15 photographs:
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